XML 64 R40.htm IDEA: XBRL DOCUMENT
v3.19.1

Loan receivable (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Text Block1 [Abstract] |
Summary of Information for Loan Receivable |
|  |  | 2018 |  |  | 2017 |
Loan receivable from Evergreen Medicinal Supply Inc. ("Evergreen") (i) | $ | 265 |  |  | $ | 265 |
Add: Accrued interest |  | 49 |  |  |  | 49 |
Loan receivable | $ | 314 |  |  | $ | 314 |
(i) | The loan is due on demand. The loan accrued interest at 8% per year, up to March 31, 2017, calculated and payable annually in arrears. Refer to Note 11(ii) for details.

X
- Definition Disclosure of information for loans receivable. + References No definition available. + Details
Name: | cron_DisclosureOfInformationForLoansReceivableExplanatory
Namespace Prefix: | cron_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block1 [abstract] + References No definition available. + Details
Name: | cron_TextBlock1Abstract
Namespace Prefix: | cron_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration